General
- Target Purchase Order 3423.doc
- Size 18KB
- Sample200827-nazzgd348n
- SHA256 564e55246cf97ae3a0a2bc23da960aa8fd8dd6f3a590e4abc8a993254eed7ea9
- MD5 cbca9743449323b35a7554f4d508faca
- SHA1 2a459109f76c000a44a2c717d5edf64b9dc4c41d
- SHA512 d14853b3e818d71e9ccca6832867ddf98a1a8b25c34b93c5084ab9c869ec49d9caf7e3b53905ad6731776d1dd29dab1e9420361a7d21cf85e498a62bdbdc0501
- MD5 SHA1 SHA512
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order 3423.doc
Resource
win7
Behavioral task
behavioral2
Sample
Purchase Order 3423.doc
Resource
win10
Malware Config
Extracted
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agenttesla
-
Protocol
smtp
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Host
smtp.yandex.com
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Port
587
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Username
-
Password
kuhedzolbibrtfmf
Targets
-
- Target Purchase Order 3423.doc
- Size 18KB
- SHA256 564e55246cf97ae3a0a2bc23da960aa8fd8dd6f3a590e4abc8a993254eed7ea9
- MD5 cbca9743449323b35a7554f4d508faca
- SHA1 2a459109f76c000a44a2c717d5edf64b9dc4c41d
- SHA512 d14853b3e818d71e9ccca6832867ddf98a1a8b25c34b93c5084ab9c869ec49d9caf7e3b53905ad6731776d1dd29dab1e9420361a7d21cf85e498a62bdbdc0501
- MD5 SHA1 SHA512
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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AgentTesla Payload
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Blocklisted process makes network request
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Executes dropped EXE
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Loads dropped DLL
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Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
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Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application
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Drops file in System32 directory
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Suspicious use of SetThreadContext